HalukT2 years ago000hello What kind of product is this according to manufacturer number INV15 Current output a pure sine wave not a modified sine wave as shown in the picture What is wrong with it Thank you for your answerShow in original language (German)1 answerSarina Sidler2 years ago000We apologise for the misleading product image. The GreenCell INV15 is a pure sine wave inverter.Show in original language (German)